Heading (4-digit)
2833Sulphates; alums; peroxosulphates (persulphates):
硫酸塩、みようばん及びペルオキソ硫酸塩（過硫酸塩）
HS code 2833 is a Heading (4-digit) classification number. In Japan's trade statistics (published by Ministry of Finance), it represents import/export items classified as “Sulphates; alums; peroxosulphates (persulphates):”. This code has 10 subcategories defined below it.
Latest trade statistics
In May 2026, Japan's imports under HS code 2833 (Sulphates; alums; peroxosulphates (persulphates):) totaled ¥9B (YoY +345.6%), with a volume of 32,700,782 KG at about ¥263/KG. The top import sources are People's Republic of China (26.6%), Taiwan (25.3%), Finland (17.3%). Exports totaled ¥1B (YoY +29.4%), with a volume of 3,364,060 KG at about ¥358/KG. The top export destinations are Taiwan (18.0%), People's Republic of China (17.8%), Republic of Korea (16.5%).
Export (May 2026)
¥1B
YoY: +29.4%
Qty: 3,364,060 KG
Unit price: ¥358/KG
Import (May 2026)
¥9B
YoY: +345.6%
Qty: 32,700,782 KG
Unit price: ¥263/KG
Top export destinations (2025)
| # | Country | Value | Share | Qty | Unit price |
|---|---|---|---|---|---|
| 1 | Taiwan | ¥2B | 18.0% | 50,310,639 KG | ¥45/KG |
| 2 | People's Republic of China | ¥2B | 17.8% | 2,911,299 KG | ¥773/KG |
| 3 | Republic of Korea | ¥2B | 16.5% | 7,886,590 KG | ¥264/KG |
| 4 | United States of America | ¥980M | 7.7% | 1,784,080 KG | ¥549/KG |
| 5 | Thailand | ¥887M | 7.0% | 2,350,855 KG | ¥377/KG |
Top import sources (2025)
| # | Country | Value | Share | Qty | Unit price |
|---|---|---|---|---|---|
| 1 | People's Republic of China | ¥18B | 26.6% | 134,232,212 KG | ¥136/KG |
| 2 | Taiwan | ¥17B | 25.3% | 40,620,825 KG | ¥428/KG |
| 3 | Finland | ¥12B | 17.3% | 16,391,013 KG | ¥727/KG |
| 4 | Republic of Korea | ¥11B | 15.6% | 73,544,847 KG | ¥146/KG |
| 5 | Malaysia | ¥5B | 7.1% | 16,296,211 KG | ¥302/KG |
Subcategories10items
Subheading (6-digit)
283311Disodium sulphate
Subheading (6-digit)
283319Other
Subheading (6-digit)
283321Of magnesium
Subheading (6-digit)
283322Of aluminium Ⓘ
Subheading (6-digit)
283324Of nickel
Subheading (6-digit)
283325Of copper
Subheading (6-digit)
283327Of barium
Subheading (6-digit)
283329Other:
Subheading (6-digit)
283330Alums
Subheading (6-digit)
283340Peroxosulphates (persulphates)
Related codes
Other codes in the same classification group
2801Fluorine, chlorine, bromine and iodine:2804Hydrogen, rare gases and other non-metals:2805Alkali or alkaline-earth metals; rare-earth metals, scandium and yttrium, whether or not intermixed or interalloyed; mercury:2806Hydrogen chloride (hydrochloric acid); chlorosulphuric acid:2809Diphosphorus pentaoxide; phosphoric acid; polyphosphoric acids, whether or not chemically defined:2811Other inorganic acids and other inorganic oxygen compounds of non-metals:2812Halides and halide oxides of non-metals:2813Sulphides of non-metals; commercial phosphorus trisulphide:2814Ammonia, anhydrous or in aqueous solution:2815Sodium hydroxide (caustic soda); potassium hydroxide (caustic potash); peroxides of sodium or potassium:2816Hydroxide and peroxide of magnesium; oxides, hydroxides and peroxides, of strontium or barium:2818Artificial corundum, whether or not chemically defined; aluminium oxide; aluminium hydroxide:2819Chromium oxides and hydroxides:2820Manganese oxides:2821Iron oxides and hydroxides; earth colours containing 70 % or more by weight of combined iron evaluated as Fe2O3:2824Lead oxides; red lead and orange lead:2825Hydrazine and hydroxylamine and their inorganic salts; other inorganic bases; other metal oxides, hydroxides and peroxides:2826Fluorides; fluorosilicates, fluoroaluminates and other complex fluorine salts:2827Chlorides, chloride oxides and chloride hydroxides; bromides and bromide oxides; iodides and iodide oxides:2828Hypochlorites; commercial calcium hypochlorite; chlorites; hypobromites:2829Chlorates and perchlorates; bromates and perbromates; iodates and periodates:2830Sulphides; polysulphides, whether or not chemically defined:2831Dithionites and sulphoxylates:2832Sulphites; thiosulphates:2834Nitrites; nitrates:2835Phosphinates (hypophosphites), phosphonates (phosphites) and phosphates; polyphosphates, whether or not chemically defined:2836Carbonates; peroxocarbonates (percarbonates); commercial ammonium carbonate containing ammonium carbamate:2837Cyanides, cyanide oxides and complex cyanides:2839Silicates; commercial alkali metal silicates:2840Borates; peroxoborates (perborates):2841Salts of oxometallic or peroxometallic acids:2842Other salts of inorganic acids or peroxoacids (including aluminosilicates whether or not chemically defined), other than azides:2843Colloidal precious metals; inorganic or organic compounds of precious metals, whether or not chemically defined; amalgams of precious metals:2844Radioactive chemical elements and radioactive isotopes (including the fissile or fertile chemical elements and isotopes) and their compounds; mixtures and residues containing these products:2845Isotopes other than those of heading 28.44; compounds, inorganic or organic, of such isotopes, whether or not chemically defined:2846Compounds, inorganic or organic, of rare-earth metals, of yttrium or of scandium or of mixtures of these metals:+3
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